SL(2,Z) Action On Three-Dimensional Conformal Field Theories With Abelian Symmetry
/ Witten, Edward [hep-th/0307041]On the space of three-dimensional conformal field theories with U(1) symmetry and a chosen coupling to a background gauge field, there is a natural action of the group SL(2,Z). [...] Fulltext:PS.GZPDF;